How a car works

All partsBMW M4 CSLS58 enginePistons › Connecting rod

Connecting rod

Part of Pistons · about $210 to replace

What it is

Forged I-beam rod with fracture-split cap.

What it does

Transfers piston force to the crank throw.

How it fails

Rod bolts are torque-to-yield: single use.

MaterialForged 36MnVS4 steel
SpecLength 144 mm
520 g
Connecting rod highlighted on the car

Appears at

Piston 1Piston 2Piston 3Piston 4Piston 5Piston 6

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